Greatest Common Factor of 25, 78, 87, 231

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 25, 78, 87, 231 by common division method
• Greatest Common Factor of 25, 78, 87, 231 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 231

List of positive integer factors of 231 that divides 231 without a remainder.

1,3,7,11,21,33,77,231

Greatest Common Factor

We found the factors 25,78,87,231 . The biggest common factor number is the GCF number.
So the greatest common factor 25,78,87,231 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 36, 72, 44, 163
• GCF of 10, 11, 21, 519
• GCF of 25, 36, 78, 923
• GCF of 37, 74, 43, 238
• GCF of 15, 91, 63, 148

1. What is the GCF of 25, 78, 87, 231?

Answer: GCF of 25, 78, 87, 231 is 1.

2. How to Find the GCF of 25, 78, 87, 231

Answer: Greatest Common Factor(GCF) of 25, 78, 87, 231 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(25, 78, 87, 231) = 1.